<script setup lang="ts">
import { getConsultOrderPre, createConsultOrder, getConsultOrderPayUrl  } from '@/api/consult'
import { getPatientDetail } from '@/api/user'
import { useConsultStore } from '@/stores'
import type { ConsultOrderPreData } from '@/types/consult'
import type { Patient } from '@/types/user'
import { Dialog, Toast } from 'vant'
import { onMounted, ref } from 'vue'
import { onBeforeRouteLeave, useRouter } from 'vue-router'

const store = useConsultStore()

// 1. 查询预订单信息
const payInfo = ref<ConsultOrderPreData>()
const loadData = async () => {
  const res = await getConsultOrderPre({
    type: store.consult.type,
    illnessType: store.consult.illnessType
  })
  payInfo.value = res.data
  // 设置默认优惠券
  store.setCunpon(payInfo.value.couponId)
}

// 2.查询患者信息
const patient = ref<Patient>()
const loadPatient = async () => {
  if (!store.consult.patientId) {
    return
  }
  const res = await getPatientDetail(store.consult.patientId)
  patient.value = res.data
}

onMounted(() => {
  loadData()
  loadPatient()
})

const agree = ref<boolean>(false)
const show = ref<boolean>(false)

// 支付方式
const paymentMethod = ref<0 | 1>()
const orderId = ref('')
const loading = ref(false)
const submit = async () => {
  if (!agree.value) return Toast('请勾选我已同意支付协议')
  loading.value = true
  const res = await createConsultOrder(store.consult)
  orderId.value = res.data.id
  loading.value = false
  // 打开
  show.value = true
}

onBeforeRouteLeave(() => {
  if (orderId.value) return false
})

const router = useRouter()
const onClose = () => {
  return Dialog.confirm({
    title: '关闭支付',
    message: '取消支付将无法获得医生回复，医生接诊名额有限，是否确认关闭？',
    cancelButtonText: '仍要关闭',
    confirmButtonText: '继续支付',
    confirmButtonColor: 'var(--cp-primary)'
  })
    .then(() => {
      return false
    })
    .catch(() => {
      orderId.value = ''
      router.push('/consult/pay')
      return true
    })
}

/**
 * 跳转支付
 */
const pay = async () => {
  if (paymentMethod.value === undefined) return Toast('请选择支付方式')
  Toast.loading('跳转支付')
  const res = await getConsultOrderPayUrl({
    orderId: orderId.value,
    paymentMethod: paymentMethod.value,
    payCallback: 'http://localhost:5173/room'
  })
  window.location.href = res.data.payUrl
}
</script>

<template>
  <div class="consult-pay-page" v-if="payInfo">
    <cp-nav-bar title="支付" />
    <!-- 1. 支付信息 -->
    <div class="pay-info">
      <p class="tit">图文问诊 {{ payInfo.payment }} 元</p>
      <img class="img" src="@/assets/avatar-doctor.svg" />
      <p class="desc">
        <span>极速问诊</span>
        <span>自动分配医生</span>
      </p>
    </div>
    <van-cell-group>
      <van-cell title="优惠券" :value="`-¥${payInfo.couponDeduction}`" />
      <van-cell title="积分抵扣" :value="`-¥${payInfo.pointDeduction}`" />
      <van-cell title="实付款" :value="`¥${payInfo.actualPayment}`" class="pay-price" />
    </van-cell-group>
    <div class="pay-space"></div>
    <!-- 2. 患者信息  -->
    <van-cell-group>
      <van-cell title="患者信息" :value="`${patient?.name} | ${patient?.genderValue} | ${patient?.age}岁`"></van-cell>
      <van-cell title="病情描述" :label="store.consult.illnessDesc"></van-cell>
    </van-cell-group>
    <div class="pay-schema">
      <van-checkbox v-model="agree">我已同意 <span class="text">支付协议</span></van-checkbox>
    </div>
    <!-- 3. 支付 -->
    <van-submit-bar button-type="primary" @click="submit" :price="payInfo.actualPayment * 100" button-text="立即支付"
      text-align="left" />
    <!-- 支付弹层 -->
    <van-action-sheet v-model:show="show" title="选择支付方式" :before-close="onClose" :closeable="false">
      <div class="pay-type">
        <p class="amount">￥{{ payInfo.actualPayment.toFixed(2) }}</p>
        <van-cell-group>
          <van-cell title="微信支付" @click="paymentMethod = 0">
            <template #icon>
              <cp-icon name="consult-wechat" />
            </template>
            <template #extra>
              <van-checkbox :checked="paymentMethod === 0" />
            </template>
          </van-cell>
          <van-cell title="支付宝支付" @click="paymentMethod = 1">
            <template #icon>
              <cp-icon name="consult-alipay" />
            </template>
            <template #extra>
              <van-checkbox :checked="paymentMethod === 1" />
            </template>
          </van-cell>
        </van-cell-group>
        <div class="btn">
          <van-button type="primary" round block @click="pay">立即支付</van-button>
        </div>
      </div>
    </van-action-sheet>
  </div>
</template>

<style lang="scss" scoped>
.consult-pay-page {
  padding: 46px 0 50px 0;

  .pay-info {
    display: flex;
    padding: 15px;
    flex-wrap: wrap;
    align-items: center;

    .tit {
      width: 100%;
      font-size: 16px;
      margin-bottom: 10px;
    }

    .img {
      margin-right: 10px;
      width: 38px;
      height: 38px;
      border-radius: 4px;
      overflow: hidden;
    }

    .desc {
      flex: 1;

      >span {
        display: block;
        color: var(--cp-tag);

        &:first-child {
          font-size: 16px;
          color: var(--cp-text2);
        }
      }
    }
  }

  .pay-price {
    ::v-deep() {
      .vam-cell__title {
        font-size: 16px;
      }

      .van-cell__value {
        font-size: 16px;
        color: var(--cp-price);
      }
    }
  }

  .pay-space {
    height: 12px;
    background-color: var(--cp-bg);
  }

  .pay-schema {
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;

    .text {
      color: var(--cp-primary);
    }
  }

  ::v-deep() {
    .van-submit-bar__button {
      font-weight: normal;
      width: 160px;
    }
  }
}

// 支付弹层样式
.pay-type {
  .amount {
    padding: 20px;
    text-align: center;
    font-size: 16px;
    font-weight: bold;
  }

  .btn {
    padding: 15px;
  }

  .van-cell {
    align-items: center;

    .cp-icon {
      margin-right: 10px;
      font-size: 18px;
    }

    .van-checkbox :deep(.van-checkbox__icon) {
      font-size: 16px;
    }
  }
}
</style>
